Finding the Fourth Proportional to 2,281,682.93, 3,148,759.58 and 1,249,173.29
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Solution
The fourth proportional to 2,281,682.93, 3,148,759.58 and 1,249,173.29 is: 1,723,879.48
Step by Step Solution
- Step 1: Write the proportion equation
2,281,682.93 : 3,148,759.58 = 1,249,173.29 : x - Step 2: Convert to fraction form
2,281,682.93/3,148,759.58 = 1,249,173.29/x - Step 3: Cross multiply
2,281,682.93x = 3,148,759.58 × 1,249,173.29 - Step 4: Simplify right side
2,281,682.93x = 3,933,346,365,593.65 - Step 5: Solve for x
x = 3,933,346,365,593.65/2,281,682.93 - Step 6: Final answer
x = 1,723,879.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.